Home / 614,912.07-848,576.46-342,979.75

Finding the Fourth Proportional to 614,912.07, 848,576.46 and 342,979.75

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Solution

The fourth proportional to 614,912.07, 848,576.46 and 342,979.75 is: 473,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,912.07 : 848,576.46 = 342,979.75 : x
  2. Step 2: Convert to fraction form
    614,912.07/848,576.46 = 342,979.75/x
  3. Step 3: Cross multiply
    614,912.07x = 848,576.46 × 342,979.75
  4. Step 4: Simplify right side
    614,912.07x = 291,044,542,106.69
  5. Step 5: Solve for x
    x = 291,044,542,106.69/614,912.07
  6. Step 6: Final answer
    x = 473,310.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.